With 30 sessions and over 20 scientific posters, CoSI 2025 served as a dynamic platform for exploring cutting-edge coatings research and fostering collaboration through its diverse programme and engaging social activities. His talk on “Harnessing stimuli-responsiveness for multifunctional polymer-based coatings systems” explored the integration of self-healing properties into coatings using covalent adaptable networks. Bio-based non-stick coatings: A PFAS-free futureAna Suárez-Vega from Tecnalia presented advancements in PFAS-free non-stick coatings for kitchenware. Her team is developing ceramic coatings using sol-gel chemistry and bio-based monomers derived from vegetable oils. CoSI’s impact on coatings scienceCoSI 2025 proved to be a vital platform for advancing coatings science and facilitating collaboration between academia and industry.